Dark Elven
The dark elven archetype, usually that which is more commonly associated with works of fantasy fiction, not to be confused with dark elves from Norse mythology (svartalfar). 'Drow' can be used interchangeably in some cases (although it is specifically the name for dark elves in the world of Dungeons & Dragons).
The Land of the Dark Elves
from an online archive
It doesn't say it is explicitly related to these kinds of things itself, but it has been linked to as an 'otherkind' site and has some clear links to ideas of otherkin, and it has original and relevant content that may be of interest.
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Dark Elves
Silver Elves
from an online archive
The Silver Elves' musings and perceptions on dark elves.